Car Game

I'm planning to develop a new car game for Game Boy in Assembly! :D

Demo version ROM
car_game04_v08-test04.gbc	Smooth acceleration test.	YouTube
car_game04_v08-test03.gbc	Rival car position display test.	YouTube
car_game04_v07.gbc	Smooth curve drawing test.	Source / YouTube

[Ver 0.8-test04]
Smooth acceleration and 1-pixel horizontal screen panning test.

[Ver 0.8-test03]
Generating data using Bresenham's algorithm at game startup. Smooth 1-pixel horizontal screen panning.

Programming

• Download this file.
  https://github.com/emutyworks/Learning-GB-Programming/tree/main/car_game04

./a.sh main car_game04

Related project

GBCMapEditor
Editor to Tile Maps for Game Boy Color.
SoundEditor
This is a tool to check the sound parameters to set in assembly code.
SoundDriver
Sound driver for Game Boy developed in Assembly language. (Generate sound data from DefleMask .DMF file)
RunLengthEncodeDecode
Run-length encode binary data with php and decode it with assembly code.
GBAddClockCyclesTool
This tool to add clock cycles of CPU (LR35902) to Game Boy assembly code.

Archive

Changes from rgbds v0.6.1 to v0.9.1

The code on this page assumed the use of rgbds v0.6.1. When using rgbds v0.9.1, please modify as follows.

*Please use this older version when assembling the source for this page. -> hardware.inc

- Remove "-H" from options.
rgbasm -H -o main.o main.asm
-> rgbasm -o main.o main.asm

- Add DEF to the EQU declaration.
xxxxx EQU x
-> DEF xxxxx EQU x

Demo version ROM
car_game_v047-test01.gbc	Adjusted road surface drawing.	YouTube
car_game_v046.gbc		YouTube / Source

[← Ver 0.46 | Ver 0.47-test01 →]

[Ver 0.46]

• Changed the acceleration of rival cars.
• Adjusted road surface drawing.
• Changed road width.

Programming

• Download this file.
  hardware.inc (GitHub)
  https://github.com/emutyworks/Learning-GB-Programming/tree/main/car_game03

rgbasm -o main.o main.asm
rgblink -t -o car_game03.gbc main.o
rgbfix -v -p 0 -C car_game03.gbc

Demo version ROM	Notes
car_game_v031.gbc	Sprite and BG priority test 2! :D
car_game_v029.gbc	Collision detection test 2.	YouTube
car_game_v028.gbc	Collision detection test.	YouTube

Programming

• Download this file.
  hardware.inc (GitHub)
  https://github.com/emutyworks/Learning-GB-Programming/tree/main/car_game02

rgbasm -o main.o main.asm
rgblink -o car_game02.gbc main.o
rgbfix -v -p 0 -C car_game02.gbc

Demo version ROM	Notes
car_game_v020.gbc	Collision detection test3, improved drawing process! :D
car_game_v019.gbc	Collision detection test2, Add enemy car.	YouTube

Programming

• Download this file.
  hardware.inc (GitHub)
  https://github.com/emutyworks/Learning-GB-Programming/tree/main/car_game01

rgbasm -o main.o main.asm
rgblink -o car_game01.gbc main.o
rgbfix -v -p 0 -C car_game01.gbc

Compress Map Editor for Car Game

[Change log]
- Supported editing 32 tiles.
- Supported copy Map Part.
- Supported reverse Map Table order.
- Supported editing for 4 maps (32x2x2).

Demo:
https://emutyworks.github.io/Learning-GB-Programming/map_editor/

Compressed road data: Total 10 bytes per row *Compressed road data into quarters! :D

Demo version ROM	Notes
car_game_v011.gbc	Collision detection processing test! :D
car_game_v010.gbc	Updated Sound Driver, Scroll synchronization test for multiple sprites.	YouTube

Programming

• Download this file.
  hardware.inc (GitHub)
  https://github.com/emutyworks/Learning-GB-Programming/tree/main/car_game

rgbasm -o main.o main.asm
rgblink -o car_game.gbc main.o
rgbfix -v -p 0 -C car_game.gbc

Collision detection processing

Calculate Collision detection data address from the sprite position.
collision.xlsx